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import java.io.File;

/*
 * @test
 * @summary correct classpath for bottom archive, but bad classpath for top archive
 * @requires vm.cds
 * @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds /test/hotspot/jtreg/runtime/cds/appcds/test-classes
 * @build GenericTestApp jdk.test.whitebox.WhiteBox
 * @run driver jdk.test.lib.helpers.ClassFileInstaller -jar WhiteBox.jar jdk.test.whitebox.WhiteBox
 * @run driver jdk.test.lib.helpers.ClassFileInstaller -jar GenericTestApp.jar GenericTestApp
 * @run driver jdk.test.lib.helpers.ClassFileInstaller -jar WrongJar.jar GenericTestApp
 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xbootclasspath/a:./WhiteBox.jar WrongTopClasspath
 */

import jdk.test.lib.helpers.ClassFileInstaller;

public class WrongTopClasspath extends DynamicArchiveTestBase {

    public static void main(String[] args) throws Exception {
        runTest(WrongTopClasspath::test);
    }

    static void test(String args[]) throws Exception {
        String topArchiveName = getNewArchiveName("top");
        String baseArchiveName = getNewArchiveName("base");
        TestCommon.dumpBaseArchive(baseArchiveName);

        String appJar    = ClassFileInstaller.getJarPath("GenericTestApp.jar");
        String wrongJar  = ClassFileInstaller.getJarPath("WrongJar.jar");
        String mainClass = "GenericTestApp";

        // Dump the top archive using "-cp GenericTestApp.jar" ...
        dump2_WB(baseArchiveName, topArchiveName,
                 "-Xlog:cds*",
                 "-Xlog:cds+dynamic=debug",
                 "-cp", appJar, mainClass)
            .assertNormalExit();

        String topArchiveMsg = "The top archive failed to load";
        String mismatchMsg = "shared class paths mismatch";
        String hintMsg = "(hint: enable -Xlog:class+path=info to diagnose the failure)";

        // ... but try to load the top archive using "-cp WrongJar.jar".
        // Use -Xshare:auto so top archive can fail after base archive has succeeded,
        // but the app will continue to run.
        run2_WB(baseArchiveName, topArchiveName,
                "-Xlog:cds*",
                "-Xlog:cds+dynamic=debug",
                "-Xlog:class+path=info",
                "-Xshare:auto",
                "-cp", wrongJar, mainClass,
                "assertShared:java.lang.Object",  // base archive still useable
                "assertNotShared:GenericTestApp") // but top archive is not useable
          .assertNormalExit(topArchiveMsg);

        // Turn off all CDS logging, the "shared class paths mismatch" warning
        // message should still be there.
        run2_WB(baseArchiveName, topArchiveName,
                "-Xshare:auto",
                "-cp", wrongJar, mainClass,
                "assertShared:java.lang.Object",  // base archive still useable
                "assertNotShared:GenericTestApp") // but top archive is not useable
          .assertNormalExit(topArchiveMsg, mismatchMsg, hintMsg);

        // Enable class+path logging and run with -Xshare:on, the mismatchMsg
        // should be there, the hintMsg should NOT be there.
        run2_WB(baseArchiveName, topArchiveName,
                "-Xlog:class+path=info",
                "-Xshare:on",
                "-cp", wrongJar, mainClass,
                "assertShared:java.lang.Object",  // base archive still useable
                "assertNotShared:GenericTestApp") // but top archive is not useable
          .assertAbnormalExit( output -> {
            output.shouldContain(mismatchMsg)
                  .shouldNotContain(hintMsg);
          });

        // modify the timestamp of appJar
        (new File(appJar.toString())).setLastModified(System.currentTimeMillis() + 2000);

        // Without CDS logging enabled, the "timestamp has changed" message should
        // be there.
        run2_WB(baseArchiveName, topArchiveName,
                "-Xshare:auto",
                "-cp", appJar, mainClass,
                "assertShared:java.lang.Object",  // base archive still useable
                "assertNotShared:GenericTestApp") // but top archive is not useable
          .assertNormalExit(output -> {
              output.shouldContain(topArchiveMsg);
              output.shouldMatch("A jar file is not the one used while building the shared archive file:.*GenericTestApp.jar");
              output.shouldMatch(".warning..cds.*GenericTestApp.jar timestamp has changed.");});
    }
}
